CN210730714U - Continuous cutting stamping die structure with flanging - Google Patents

Continuous cutting stamping die structure with flanging Download PDF

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Publication number
CN210730714U
CN210730714U CN201921206573.4U CN201921206573U CN210730714U CN 210730714 U CN210730714 U CN 210730714U CN 201921206573 U CN201921206573 U CN 201921206573U CN 210730714 U CN210730714 U CN 210730714U
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China
Prior art keywords
insert
flanging
die
punch
lower die
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CN201921206573.4U
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Chinese (zh)
Inventor
王红乾
段卫华
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Kunshan Daquan Kaifan Precision Mould Co ltd
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Kunshan Daquan Kaifan Precision Mould Co ltd
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Abstract

The utility model discloses a continuous cutting stamping die structure with a flanging, which comprises an upper die, a lower die and a punch; the upper die is a movable die, the lower die is a fixed die, and the punch is assembled in the upper die; the lower die comprises a stripping insert, a knife edge insert and a flanging insert, the knife edge insert is sleeved outside the flanging insert at intervals, and the stripping insert is arranged in the intervals and can move up and down in the intervals; the end part of the punch corresponds to the position of the stripping insert, the inner edge of the knife edge insert and the outer edge of the punch form a shearing part for shearing the material sheet together, and a chamfer structure is arranged at the upper end corner of the flanging insert and/or the lower end inner corner of the punch, so that the inner edge of the punch and the outer edge of the flanging insert form a flanging part for bending the material sheet together. The utility model discloses to use one set of modulus of continuity just can accomplish the work that general single engineering mould needs two sets of moulds to accomplish originally, improved production efficiency greatly, practice thrift mould development cost and manufacturing cost.

Description

Continuous cutting stamping die structure with flanging
Technical Field
The utility model relates to the technical field of mold, concretely relates to even cut and take turn-ups stamping die structure.
Background
At present, the metal product of general production contains flanging structure, all accomplish through two sets of simplex engineering moulds, first set of mould is used for cutting the appearance, second set of mould is used for the turn-ups, just need two punches and two people to go to accomplish during production, the tablet that first punch press was washed out is given second punch press turn-ups again, two machines are all manual operation, the product about 5000 can be produced to a class, low in production efficiency, high in production cost, and there are some potential safety hazards just more in a plurality of punch press processes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, research and invent a even cut take turn-ups stamping die structure, this stamping die structure can be under the condition that does not increase one process, just can produce even cut take turn-ups product, and this system simple structure, convenient to use, reduced manufacturing cost, production in the people need not to operate in the mould and do not have the safety problem.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the invention relates to a punching die structure with continuous cutting and flanging, which comprises an upper die, a lower die and a punch; the upper die is a movable die, the lower die is a fixed die, and the punch is assembled in the upper die; the lower die comprises a stripping insert, a knife edge insert and a flanging insert, the knife edge insert is sleeved outside the flanging insert at intervals, and the stripping insert is arranged in the intervals and can move up and down in the intervals; the end part of the punch corresponds to the position of the stripping insert, the inner edge of the knife edge insert and the outer edge of the punch form a shearing part for shearing the material sheet, and a chamfer structure is arranged at the upper end corner of the flanging insert and/or the lower end inner corner of the punch, so that the inner edge of the punch and the outer edge of the flanging insert form a flanging part for bending the material sheet.
Furthermore, a material pressing block groove is formed in the end portion of the punch, a material pressing block capable of moving up and down relative to the punch is arranged in the material pressing block groove, and the position of the material pressing block corresponds to the position of the flanging insert.
Further, the chamfer structure is a round chamfer.
Furthermore, the inner edge of the knife edge insert is tightly attached to the outer edge of the stripping insert, and the inner edge of the stripping insert is tightly attached to the outer edge of the flanging insert.
Furthermore, the material pressing block is matched with the flanging insert to fix the material sheet.
Furthermore, the lower die further comprises a material ejecting pin and a lower die spring, the lower end of the material stripping insert is ejected by the material ejecting pin, the material ejecting pin is supported by the lower die spring, and the material stripping insert is pushed to move upwards by resilience of the lower die spring.
Further, the upper die comprises an upper die base, an upper base plate, an upper clamping plate, a guide pillar, a stop plate, a stripper plate, an upper die spring and an equal-height sleeve; the upper clamping plate is respectively fixed with the punch and the guide post, the stop plate and the stripper plate are respectively provided with a punch hole and a guide post hole, and the punch and the guide post respectively correspondingly penetrate through the punch hole and the guide post hole on the stop plate and the stripper plate; the upper end of the upper die spring is arranged in the upper die base, and the lower end of the upper die spring is connected with the upper end of the equal-height sleeve; the lower end of the equal-height sleeve penetrates through the punch and is connected with the material pressing block; the equal-height sleeve and the upper die spring fix the upper die base, the upper base plate, the upper clamping plate, the stop plate and the stripper plate together to form an upper die.
Furthermore, the lower die also comprises a lower die plate, a lower backing plate and a lower die base; the flanging insert is fixed in the lower template, the knife edge insert is sleeved on the periphery of the flanging insert and fixed in the lower template, and the stripping insert is movably sleeved between the flanging insert and the knife edge insert and moves up and down relative to the flanging insert and the knife edge insert; the inner edge of the knife edge insert is tightly attached to the outer edge of the stripping insert, and the inner edge of the stripping insert is tightly attached to the outer edge of the flanging insert; the upper end of the stripping insert can be parallel to the upper ends of the flanging insert and the knife edge insert, and the lower die spring is arranged in the lower die base; the stripping insert, the ejector pin and the lower die spring fix the lower die plate, the lower backing plate and the lower die base together to form the lower die.
Has the advantages that:
the utility model discloses a continuous cutting takes turn-ups stamping die structure will originally general single engineering mould needs the work that two sets of moulds can be accomplished to use one set of modulus of continuity just can accomplish, tailors earlier, and the back turn-ups does not need manual operation moreover, has improved production efficiency greatly, practices thrift mould development cost and manufacturing cost, and the actual production of being convenient for promotes.
Drawings
FIG. 1 is a schematic view of the mold opening structure of the present invention;
FIG. 2 is a schematic view of the mold closing structure of the present invention;
wherein: 1. an upper die holder; 2. an upper base plate; 3. an upper splint; 4. a guide post; 5. a stopper plate; 6. a material removing plate; 7. a web; 8. a lower template; 9. a lower base plate; 10. a lower die holder; 11. an upper die spring; 12. an equal-height sleeve; 13. a punch; 14. pressing blocks; 15. removing materials and feeding; 16. a knife edge insert; 17. flanging the insert; 18. a liftout pin; 19. and (5) a lower die spring.
Detailed Description
The preferred mechanisms and methods of motion realization of the present invention are further described below in conjunction with the figures and the detailed description.
As shown in fig. 1 and 2, a continuous cutting and flanging stamping die structure comprises an upper die, a lower die and a punch 13; the upper die is a movable die, the lower die is a fixed die, the punch is assembled in the upper die, a material pressing block groove is formed in the end portion of the punch, and a material pressing block 14 is arranged in the material pressing block groove.
The upper die comprises an upper die base 1, an upper backing plate 2, an upper clamping plate 3, a guide pillar 4, a stop plate 5, a stripper plate 6, an upper die spring 11 and an equal-height sleeve 12.
Punch 13 and guide pillar 4 are respectively fixed on the upper clamping plate 3, punch holes and guide pillar holes are respectively formed in the stop plate 5 and the stripper plate 6, the punch 13 and the guide pillar 4 respectively and correspondingly penetrate through the punch holes and the guide pillar holes in the stop plate 5 and the stripper plate 6, the punch 13 and the guide pillar 4 simultaneously play a role in guiding the upper clamping plate, the stop plate 5 and the stripper plate 6, and the guide pillar 4 also plays a role in guiding the upper die and the lower die.
The upper end of the upper die spring 11 is arranged in the upper die base 1, and the lower end of the upper die spring is connected with the upper end of the equal-height sleeve 12; the lower end of the equal-height sleeve 12 penetrates through the punch and is connected with the material pressing block 14, namely the upper die spring 11 and the equal-height sleeve 12 play a limiting role on the material pressing block. Since the upper end of the equal-height sleeve 12 is pressed against the lower end of the upper die spring 11, the equal-height sleeve 12 fixes the upper die holder 1, the upper backing plate 2, the upper clamping plate 3, the stop plate 5 and the stripper plate 6 together with the upper die spring 11, thereby forming an upper die.
The lower die comprises a lower die plate 8, a lower backing plate 9, a lower die base 10, a stripping insert 15, a knife edge insert 16, a flanging insert 17, a jacking pin 18 and a lower die spring 19.
The flanging insert 17 is fixed in the lower template 8, the knife edge insert 16 is sleeved on the periphery of the flanging insert 17 and fixed in the lower template 8, and the stripping insert 15 is movably sleeved between the flanging insert 17 and the knife edge insert 16 and moves up and down relative to the flanging insert 17 and the knife edge insert 16. The inner edge of the knife edge insert 16 is tightly attached to the outer edge of the stripper insert 15, and the inner edge of the stripper insert 15 is tightly attached to the outer edge of the flanging insert 17.
The upper end of the stripping insert 15 can be parallel to the upper ends of the flanging insert 17 and the knife edge insert 16, the lower end of the stripping insert is propped by a jacking pin 18, the jacking pin 18 is supported by a lower die spring 19, and the lower die spring 19 is arranged in the lower die holder 10. The stripper insert 15, together with the ejector pin 18 and the lower die spring 19, fixes the lower die plate 8, the lower backing plate 9 and the lower die holder 10 together, thereby forming a lower die.
The lower template 8 is provided with a guide post hole which is corresponding to the guide post hole of the corresponding upper die, and the guide post 4 can be inserted into the guide post hole of the lower die when moving downwards to play a role in guiding the upper die and the lower die.
The material pressing block 14 corresponds to the material removing inlet 15, and the material pressing block and the material removing inlet are matched to fix the material sheet 7. The outer edge of the punch 13 and the inner edge of the knife-edge insert 16 correspond to the outer edge of the punch, and the relative movement of the two forms scissors which can shear the web 7. The inner edge of the punch 13 corresponds to the outer edge of the flanging insert 17, and the inner edge of the punch 13 and the outer edge of the flanging insert 17 are provided with round chamfer angles R, and the edges of the cut material sheets 7 can be turned down through the matching of the relative motion of the round chamfer angles R, and the R angle is set to ensure that the surfaces of the turned-down material sheets 7 are smooth and do not generate wrinkles.
The upper die is fixed on the upper table surface of the punch, and the lower die is fixed on the lower table surface of the punch.
During production, after the die height is adjusted, the material sheet 7 is placed on the lower template 8, the punch moves downwards, the guide post 4 of the upper die enters the guide post hole of the lower template 8 first, and the guide of the upper die and the lower die is ensured; the punch press continues to move downwards, the material pressing block 14 and the flanging insert 17 press the material sheet 7, the outer edge of the end part of the punch 13 and the inner edge of the cutting edge insert 16 form a scissor type to cut the material sheet 7, the material sheet 7 is punched into a required shape, the material sheet 7 continues to be pressed downwards by the inner edge of the punch 13, the cut material sheet 7 is turned into a product shape through the R angle of the inner edge of the punch and the outer edge of the flanging insert 17, at the moment, the material stripping insert 15 is pressed downwards by the punch 13, the material ejecting pin 18 moves downwards, and the lower die spring 19 is compressed. After the product is finished, the punch is opened, the lower die spring 19 rebounds, the stripping insert 15 is pushed upwards by the ejector pin 18, the stripping insert 15 moves upwards, the material sheet 7 wrapped on the flanging insert 17 is stripped from the lower die, and the purpose of punching the product is finally achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (8)

1. The utility model provides a continuous cutting takes turn-ups's stamping die structure which characterized in that: comprises an upper die, a lower die and a punch head; the upper die is a movable die, the lower die is a fixed die, and the punch is assembled in the upper die; the lower die comprises a stripping insert, a knife edge insert and a flanging insert, the knife edge insert is sleeved outside the flanging insert at intervals, and the stripping insert is arranged in the intervals and can move up and down in the intervals; the end part of the punch corresponds to the position of the stripping insert, the inner edge of the knife edge insert and the outer edge of the punch form a shearing part for shearing the material sheet, and a chamfer structure is arranged at the upper end corner of the flanging insert and/or the lower end inner corner of the punch, so that the inner edge of the punch and the outer edge of the flanging insert form a flanging part for bending the material sheet.
2. The structure of the punching die with the continuous cutting and flanging as claimed in claim 1, wherein a swaging block groove is formed in the end portion of the punch, a swaging block capable of moving up and down relative to the punch is arranged in the swaging block groove, and the position of the swaging block corresponds to the position of the flanging insert.
3. The continuous cutting and flanging stamping die structure according to claim 1, wherein the chamfer structure is a round chamfer.
4. The structure of claim 1, wherein the inner edge of the knife-edge insert is tightly attached to the outer edge of the stripper insert, and the inner edge of the stripper insert is tightly attached to the outer edge of the flanging insert.
5. The structure of claim 2, wherein the swaging block is engaged with the flanging insert to secure the material sheet.
6. The structure of a punching die with a continuous cutting flanging according to claim 1, wherein the lower die further comprises an ejector pin and a lower die spring, the lower end of the stripper insert is abutted by the ejector pin, the ejector pin is supported by the lower die spring, and the stripper insert is pushed to move upwards by the resilience of the lower die spring.
7. The continuous cutting punching die structure with the flanging as claimed in claim 2, wherein the upper die comprises an upper die base, an upper base plate, an upper clamping plate, a guide pillar, a stop plate, a stripper plate, an upper die spring and an equal-height sleeve; the upper clamping plate is respectively fixed with the punch and the guide post, the stop plate and the stripper plate are respectively provided with a punch hole and a guide post hole, and the punch and the guide post respectively correspondingly penetrate through the punch hole and the guide post hole on the stop plate and the stripper plate; the upper end of the upper die spring is arranged in the upper die base, and the lower end of the upper die spring is connected with the upper end of the equal-height sleeve; the lower end of the equal-height sleeve penetrates through the punch and is connected with the material pressing block; the equal-height sleeve and the upper die spring fix the upper die base, the upper base plate, the upper clamping plate, the stop plate and the stripper plate together to form an upper die.
8. The continuous cutting stamping die structure with the flanging is characterized in that the lower die further comprises a lower die plate, a lower backing plate and a lower die base; the flanging insert is fixed in the lower template, the knife edge insert is sleeved on the periphery of the flanging insert and fixed in the lower template, and the stripping insert is movably sleeved between the flanging insert and the knife edge insert and moves up and down relative to the flanging insert and the knife edge insert; the inner edge of the knife edge insert is tightly attached to the outer edge of the stripping insert, and the inner edge of the stripping insert is tightly attached to the outer edge of the flanging insert; the upper end of the stripping insert can be parallel to the upper ends of the flanging insert and the knife edge insert, and the lower die spring is arranged in the lower die base; the stripping insert, the ejector pin and the lower die spring fix the lower die plate, the lower backing plate and the lower die base together to form the lower die.
CN201921206573.4U 2019-07-29 2019-07-29 Continuous cutting stamping die structure with flanging Active CN210730714U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921206573.4U CN210730714U (en) 2019-07-29 2019-07-29 Continuous cutting stamping die structure with flanging

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921206573.4U CN210730714U (en) 2019-07-29 2019-07-29 Continuous cutting stamping die structure with flanging

Publications (1)

Publication Number Publication Date
CN210730714U true CN210730714U (en) 2020-06-12

Family

ID=70985335

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921206573.4U Active CN210730714U (en) 2019-07-29 2019-07-29 Continuous cutting stamping die structure with flanging

Country Status (1)

Country Link
CN (1) CN210730714U (en)

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